Part number '068198171' is a repair kit:
http://www.oemepc.com/vw/part_single/catalog/vw/markt/RDW/modell/COR/year/1995/drive_standart/76/hg_ug/103/subcategory/2030/part_id/3685688/lang/e#sec_17
VW Heritage list the Repair kit at £40:
https://www.vwheritage.com/051198011a-crankcase-gasket-set-16v-most-9a-vw-spare
You could try your local dealer - you may be surprised/horrified at the price - but still worth an ask?